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  • Users: mherr78
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  1. mherr78

    Pump Outlets

    I was trying to model a pump outlet today for an existing basin. I am strictly in the hypothetical part of the process, meaning, I am just trying to get a rough idea of how my basin will respond to a pumping rate before I start looking for a suitable pump. I tried to use the pump rating curves...
  2. mherr78

    Dam Break in HydroCAD

    I have modeled a watershed that drains to a lake. This lake has an earthen dam and a control structure. I am interested in breaching the dam, for inundation study purposes. The model is not very complicated, as the water shed is about 6 square miles. The HydroCAD support site describes the...
  3. mherr78

    Water Quality Storm

    Delaware's Department of Natural Resources & Environmental Control (DNREC) require the design of water quality structures to be able to manage the rate and volume of a 2" NRCS Type II rainfall event, up to a maximum of 1" of runoff. Is it possible for HydroCAD to stop the routing procedure at a...
  4. mherr78

    Separation of Pervious and Impervious Runoff

    I like the feature that allows you to report the separate pervious and impervious area. Out of curiosity, I checked the calculate separate pervious/impervious runoff box, to see what would happen. In the two files I tested this on, my peak flows, inflows and outflows all decreased. That...
  5. mherr78

    Editing filter.lsp

    Currently our company utilizes AutoCAD R14. A problem that we have is that the wipeout command is not supported by one of our plotters. When you plot a drawing with wipeouts, the plot has rectangles where the wipeout (or text mask) was placed. I have been trying to edit the filter.lsp file to...

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